'She's dead': Police give up hope of finding missing Aruba tourist alive as 'holiday friend' is linked to her disappearance

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A U.S. woman who went missing while on vacation in Aruba is believed to have died, authorities said today, as it was revealed a suspect in her disappearance is no longer co-operating with detectives.Robyn Gardner, 35, from Maryland, was last seen on 2 August when she went snorkelling with her travelling companion Gary V. Giordano off the southern tip of the island.Giordano originally told police that she was pulled away by the ocean current but prosecutors are now trying to detain the 50-year-old on the island as they seek witnesses who will help them build a case against him.Missing case: Robyn Gardner, 35, right, of Maryland, disappeared last week while on holiday in Aruba with her friend Gary Giordano, 50, left, who claims she never returned to shore after they